Greatest Common Factor of 198, 855, 42

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 198, 855, 42 by common division method
• Greatest Common Factor of 198, 855, 42 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 198

List of positive integer factors of 198 that divides 198 without a remainder.

1,2,3,6,9,11,18,22,33,66,99,198

Factors of 855

List of positive integer factors of 855 that divides 855 without a remainder.

1,3,5,9,15,19,45,57,95,171,285,855

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Greatest Common Factor

We found the factors 198,855,42 . The biggest common factor number is the GCF number.
So the greatest common factor 198,855,42 is 3.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 868, 781, 77
• GCF of 519, 292, 78
• GCF of 852, 888, 58
• GCF of 381, 394, 88
• GCF of 628, 922, 84

1. What is the GCF of 198, 855, 42?

Answer: GCF of 198, 855, 42 is 3.

2. How to Find the GCF of 198, 855, 42

Answer: Greatest Common Factor(GCF) of 198, 855, 42 = 3

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(198, 855, 42) = 3.